dy.cz - robtex.com
dy.cz
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1781524036 | ||||||
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
●MX7f73bbb6a7971da1.mx1.emailprofi.seznam.cz2026-06-13 → 2026-06-15 · 3 obs
● 2026-06-13 02:43:52
● 2026-06-15 12:39:06
●MX7f73bbb6a7971da1.mx2.emailprofi.seznam.cz2026-06-13 → 2026-06-15 · 3 obs
● 2026-06-13 02:43:52
● 2026-06-15 12:39:06
○MXwe3-mx.wedos.net2015-08-23 → 2015-11-04 · 4 obs
● 2015-11-04 21:12:48
○ 2015-12-28 06:40:54
○ 2026-06-15 12:39:06
○MXwes1-mx1.wedos.net2015-12-28 → 2017-06-19 · 5 obs
● 2015-12-28 06:40:54
● 2017-06-19 14:12:44
○ 2026-06-13 02:43:52
○ 2026-06-15 12:39:06
○MXwes1-mx2.wedos.net2015-12-28 → 2017-06-19 · 5 obs
● 2015-12-28 06:40:54
● 2017-06-19 14:12:44
○ 2026-06-13 02:43:52
○ 2026-06-15 12:39:06
○A2a02:2b88:1:4::722015-08-23 → 2017-06-19 · 4 obs
● 2017-06-19 14:12:44
○ 2026-06-13 02:43:52
○ 2026-06-15 12:39:06
○A46.28.105.1232015-08-23 → 2017-06-19 · 4 obs
● 2017-06-19 14:12:44
○ 2026-06-13 02:43:52
○ 2026-06-15 12:39:06
●A89.221.213.672026-06-13 → 2026-06-15 · 3 obs
● 2026-06-13 02:43:52
● 2026-06-15 12:39:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| dy.cz | ns.wedos.net, ns.wedos.com, ns.wedos.cz, ns.wedos.eu | 4 records |
✅ Authoritative Response
Server:75.2.92.86
NS records: ns.wedos.net, ns.wedos.com, ns.wedos.cz, ns.wedos.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1143ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.221.213.67 |
| NS | 4 | ns.wedos.net, ns.wedos.cz... |
| MX | 2 | 7f73bbb6a7971da1.mx2.emailprofi.seznam.c, 7f73bbb6a7971da1.mx1.emailprofi.seznam.c |
| SOA | 1 | ns.wedos.net wedos.wedos.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)
Analysis
IP Addresses
dy.cz directs to one IP number, which is 89.221.213.67.
Among the host names that share IP numbers with dy.cz are mail.faltysovoknihkupectvi.cz, m.www.becva.cz, unioptik.cz and two others.
Name Servers
The domain dy.cz is delegated to these four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
dy.cz shares at least some of its name servers with other domains, including hvi.cz, tis-cz.cz, salonmorgana.cz and two others.
Hosts pointing to four IP addresses:
ns.wedos.cz points to 45.138.106.1, 185.8.238.1, 2a0e:acc0:1::caff:caff:cafb and 2a0e:acc0:2::c:1:c1.
ns.wedos.net points to 75.2.92.86, 99.83.142.9, 2600:9000:a419:5a54:19f7:a614:36fd:2825 and 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46.
Hosts with two IP numbers each:
ns.wedos.com resolves to two addresses: 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.
ns.wedos.eu resolves to two addresses: 185.8.238.0 and 2a0e:acc0:2::b:1:b1.
Mail Servers
The MX records for dy.cz point to two mail servers: 7f73bbb6a7971da1.mx1.emailprofi.seznam.cz and 7f73bbb6a7971da1.mx2.emailprofi.seznam.cz.
7f73bbb6a7971da1.mx1.emailprofi.seznam.cz and 7f73bbb6a7971da1.mx2.emailprofi.seznam.cz both carry two IP addresses. The A records for 7f73bbb6a7971da1.mx1.emailprofi.seznam.cz are 77.75.77.56 and 2a02:598:2::1056; the A records for 7f73bbb6a7971da1.mx2.emailprofi.seznam.cz are 77.75.77.146 and 2a02:598:2::1146.